19:41
tangets to circles
18:36
tangents to cirlces with given point outside the circle
22:32
finding equations of circles
05:01
common cords and tangents
12:49
equations of circles
05:49
points and circles
06:16
intersecting lines and circles
03:15
circles crossing x and y axis
10:51
using the angle between two lines to solve more complicated problems
08:48
scales factor
04:18
finding the angle between two lines
26:55
perpendicular distance from a point to a line
06:14
general polar form of a complex number
07:08
expresing cos n Q and sin n Q as cos Q and sin Q
17:30
how to find the nth root of a complex number
24:41
getting the perpendicular distance from a point to a line
11:47
centroid, circumcentre and ortocentre
03:34
X and Y intercepts
09:32
dividing a line into a given ratio
04:49
area of triangle
12:58
proving de moivres theorem
08:02
products and quotiens
08:33
de moivres theorem
15:06
complex numbers in polar form radians
12:12
complex numbers in polar form degrees
09:33
sample questions
15:53
Conjugate root theorem
04:53
equality in complex numbers
07:40
transformations in complex numbers
06:38
argand diagrams and modulus
02:49
drawing root 2 and root 3
04:31
division of complex numbers
03:27
adding and subtracting complex numbers
06:28
what is a complex number
04:44
multiplying complex numbers
09:00
mortgages and loans
09:49
pensions
23:53
Compound interest and depreciation
23:12
instalment savings
08:26
exponential question
14:45
arithmetic vs quadratic vs cubic sequences
04:58
sum to infinity of geometric series
11:17
sigma notation
16:47
series and sequences sample questions LCOL
09:38
sequences sample questions jc ord
16:06
sample series questions LCH
07:19
sequence sample questions jc hl
05:15
recurring decimals
04:24
geometric series
14:56
Geometric sequences sample questions
05:20
geometric series sample questions
04:20
geometric sequence
08:25
arithmetic sequence LCHL sample questions
05:20
arithmetic series
08:11
arithmetic sequence
06:37
sequences
05:29
exponential sequence
10:06
quadratic sequences
11:32
surds
07:21
what is a function
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